Jobs / United States / Glaxosmithkline LLC
Trace Analysis and E&L Scientist
Glaxosmithkline LLC · 🇺🇸 2 Locations
Sponsorship verdict
Sponsorship possible
One solid signal, not two — worth applying, and worth asking about sponsorship early.
- Employer is on a government sponsor recordThe US Department of Labor certified 39 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 15 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
- The posting doesn’t mention sponsorshipSilence isn’t a refusal — ask the recruiter before investing much time.
- No salary bar for this routeH-1B has no fixed salary bar: the employer must pay at least the prevailing wage for the role and area. Cap-subject employers enter a lottery weighted by wage level. Source: https://www.federalregister.gov/documents/2025/12/29/2025-23853/weighted-selection-process-for-registrants-and-petitioners-seeking-to-file-cap-subject-h-1b, rules effective 2026-02-27.
- What Glaxosmithkline LLC paid sponsored hires in similar roles8 certified filings for “Principal Scientist” (Medical Scientists, Except Epidemiologists) in PA: $98k–$110k, median $98k. Most were filed at wage level I (63%) — 1 lottery entry, ≈15% projected selection odds for cap-subject employers. Source: US Department of Labor LCA disclosure data (Oct 2025 – Jun 2026).
- Confirmed live todayWhen a source last listed this job as open.
US H-1B: cap-subject employers enter a lottery weighted by wage level — Level I gets 1 entry, Level IV gets 4 (DHS projected selection odds ≈15% at Level I to ≈61% at Level IV). Universities and non-profit research employers are cap-exempt. The $100,000 fee for new petitions from abroad is currently blocked by a court order (appeal pending).
A verdict summarises public evidence; it is not legal advice and never a guarantee — the employer and the immigration authority decide. Sign in to factor in where you can already work.
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Sponsor Radar — Glaxosmithkline LLC
The US Department of Labor certified 39 H-1B/E-3 labor condition applications for this employer between Oct 2025 and Jun 2026 (latest Jun 2026) — the step every H-1B hire needs first. USCIS also records 15 H-1B approvals in FY2023. Source: LCA disclosure data (US Department of Labor (OFLC)).
Past sponsorship or register membership never guarantees sponsorship for this vacancy or for you. Full Sponsor Radar for Glaxosmithkline LLC →
About the role
We are looking for a Trace Analysis and E&L Scientist to join us at GSK. This is an exciting opportunity for an enthusiastic analytical scientist to join a trace analytical team in an industry leading pharmaceutical company. The successful candidate will join a team that utilises state-of-the-art LC-MS and GC-MS instrumentation to provide key information for projects at all stages of pharmaceutical development. In this hands-on, lab-based position the successful candidate will primarily undertake trace analysis of extractable and leachables, with the potential to support trace analysis for mutagenic impurity and elemental impurity control, in pharmaceutical samples by mass spectrometry (LC-MS(/MS), GC-MS(/MS) and ICP-OES/MS). The successful candidate will work with a high level of autonomy and contribute to analytical projects (from sample preparation through to final report) as well as leading the development of trace level control strategies for individual projects, contributing to regulatory submissions, and overseeing completion of work packages placed at CROs. We create a place where people can grow, be their best, be safe, and feel welcome, valued and included. We offer a competitive salary, an annual bonus based on company performance, healthcare and wellbeing programmes, pension plan membership, and shares and savings programme. We embrace modern work practises; our Performance with Choice programme offers a hybrid working model, empowering you to find the optimal balance between remote and in-office work. Discover more about our company wide benefits and life at GSK on our webpage Life at GSK | GSK In this role you will • Perform targeted and non-targeted trace analysis of small and large molecules using mass spectrometry. • Develop sample preparation approaches and strengthen analytical capability within the laboratory. • Develop, optimise, validate or verify LC-MS and GC-MS methods for project needs. • Assess extractables and leachables risk and deliver practical risk mitigation strategies for individual projects. • Lead analytical work from sample preparation through data interpretation, reporting and project recommendations. • Contribute to regulatory submissions and oversee agreed work packages delivered by contract research organisations Why you? Basic Qualifications & Skills: We are looking for professionals with these required skills to achieve our goals: • Degree in Chemistry or a related scientific field. • Hands-on experience working in an analytical laboratory. • Practical gas chromatography experience, with the ability to apply chromatographic principles to laboratory problems. • Hands-on experience with LC-MS and/or GC-MS • Experience developing, validating, verifying or running analytical methods and producing high-quality data and reports. • Ability to work independently, solve technical problems and manage analytical work to completion. • Strong communication, project management and interpersonal skills. Preferred Qualifications & Skills: Please note the following skills are not necessary, just preferred, if you do not have them, please still apply: • Experience in quantitative trace analysis by MS • Experience optimising and/or developing chromatographic and instrument methods • Experience in risk assessment and mitigation of risk • Experience in a regulated GMP laboratory Location: We are looking for the role to be based in Stevenage, supporting the Ware R&D site when required. For candidates seeking to be located at our Stevenage site, this role will temporarily be based at Stevenage. However, the Company plans to relocate its offices to Ware. The location of this role will therefore subsequently change to Ware in accordance with timelines to be set by the Company. The r